package com.heima.wemedia.service.impl;

import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.wemedia.dto.WmLoginDto;
import com.heima.model.wemedia.entity.WmUser;
import com.heima.utils.common.AppJwtUtil;
import com.heima.wemedia.dao.WmUserDao;
import com.heima.wemedia.service.WmUserService;
import org.apache.commons.lang.StringUtils;
import org.junit.Test;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;


import javax.annotation.Resource;
import java.util.HashMap;
import java.util.Map;

/**
 * 自媒体用户表(WmUser)表服务实现类
 *
 * @author makejava
 * @since 2022-04-09 20:17:22
 */
@Service("wmUserService")
public class WmUserServiceImpl implements WmUserService {
    @Resource
    private WmUserDao wmUserDao;


    @Override
    public ResponseResult login(WmLoginDto wm) {
        //检查参数
      if(StringUtils.isBlank(wm.getName()) || StringUtils.isBlank(wm.getPassword())){
         return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID,"用户名或密码为空");
      }
      //查询用户是否存在
        WmUser wmUser = wmUserDao.queryByUsername(wm.getName());
      if(wmUser ==null){
          return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST);
      }

      //对比密码
        String salt = wmUser.getSalt();
        String password = wm.getPassword();
        String s = DigestUtils.md5DigestAsHex((password + salt).getBytes());
        if(s.equals(wmUser.getPassword())){
            Map<String,Object>map=new HashMap<>();
            map.put("token", AppJwtUtil.getToken(wmUser.getId().longValue()));
            wmUser.setSalt("");
            wmUser.setPassword("");
            map.put("user",wmUser);
            return ResponseResult.okResult(map);
        }else{
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
        }

    }

}
